136 Upgrade and Maintenance Manual RX2540 M2
6.3 Removing a hot-plug PSU
6.3.1 Preliminary steps
Ê Only when replacing a PSU in a non-redundant configuration: "Shutting
down the server" on page 65
6.3.2 Note for servers using CMA (Cable Management
Arm)
Regarding of removing PSUs, additional tasks are needed, due to an
interference between CMA stopper and the PSUs.
Figure 37: Unlocking the CMA stopper
Ê Push the lock spring inward to unlock the CMA stopper.
V CAUTION!
In case of not enough space at the under side, unlock the CMA
stopper of the server below and pull out the CMA to the rear side.
Customer Replaceable Unit
(CRU)
Hardware: 5 minutes
Tools: tool-less